Siobhan D. Wilson, M.D.
Internal Medicine Physician · Madison, WI
Siobhan D. Wilson, M.D. is an internal medicine physician with a practice address in Madison, Wisconsin, and NPI 1477717494, issued on Jul 18, 2008. Check the license (Wisconsin 53950, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Siobhan D. Wilson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 53950 WI
Self-reported in NPPES; status is on the state search - Practice location
- 5249 E Terrace Dr, Madison, WI 53718
- Phone
- (608) 265-1200
- Enumerated
- Jul 18, 2008
- Record last updated
- Jan 5, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (608) 265-1207
- Medicare enrollment
- Enrolled (PECOS I20110607000682); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 5249 E Terrace Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Candye Andrus, MDPediatrics Physician1942247226
- Molly Barrie, APNPNurse Practitioner1972977395
- Kyla Bertschinger, PT, DPTPhysical Therapist1164316543
- Renee Bobb, NPNurse Practitioner1962894121
- Jillian Bodden Hoenisch, DNP, AGPCNP-BC, APNPPrimary Care Nurse Practitioner1871145367
- Marcia Bolles, PA-CPhysician Assistant1003198029
Verify Siobhan D. Wilson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 53950Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% more Medicare Part D claims than the average internal medicine physician in 2024
4,421 Medicare Part D claims for 375 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 166 claims were for opioids.
Most prescribed
- Atorvastatin Calcium351 claims
- Levothyroxine Sodium181 claims
- Omeprazole173 claims
- Amlodipine Besylate150 claims
- Losartan Potassium119 claims
- Lisinopril112 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 77.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF Wisconsin Medical Foundation IncMadison, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Siobhan D. Wilson among 2,078 internal medicine physician records in Wisconsin
Siobhan D. Wilson, M.D. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2008 · median 2002 among the 1,098 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
417 internal medicine physician records list a practice address in Madison
They are 417 of the 15,014 NPPES records with a practice address in Madison, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Madison → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ricardo Almonte, M.D.Madison, WI 537181710130653
- David Buchanan, MDMadison, WI 537181972554228
- Victoria Cheung, M.D.Madison, WI 537181396780110
- Maryam Famouri, M.D.Madison, WI 537181447783196
- Patrick Kittredge, MDMadison, WI 537181457046179
- Mark Micek, MDMadison, WI 537181871620468
- Megan Mirkes, M.D.Madison, WI 537181538541149
- Brenda Nishizawa, DOMadison, WI 537181942520952
Common questions
What is Siobhan D. Wilson, M.D.'s NPI number?
Siobhan D. Wilson, M.D.'s National Provider Identifier (NPI) is 1477717494, issued on Jul 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Siobhan D. Wilson, M.D. located?
The NPPES record lists a practice address at 5249 E Terrace Dr, Madison, WI, 53718. Phone: (608) 265-1200. Providers update this record themselves, so call before visiting.
How can I verify Siobhan D. Wilson, M.D.'s license?
NPPES lists Wisconsin license number 53950, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Siobhan D. Wilson, M.D. prescribe under Medicare Part D?
In 2024, Siobhan D. Wilson, M.D. had 4,421 Medicare Part D claims for 375 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Siobhan D. Wilson, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.